UFO Sightings in Colorado
3,016 UFO sightings reported in Colorado since 1931, peaking in 2020 (226 reports); most often described as light.
- Total sightings
- 3,016
- Span
- 1931–2022
- Peak year
- 2020 (226 reports)
- Dominant shape
- Light
1931–2022 · peak 2020 (226 reports)
Top cities in Colorado
Denver
1954–2022 · peak 2014 (27 reports)
Colorado Springs
1956–2022 · peak 2014 (25 reports)
Fort Collins
1963–2021 · peak 2018 (14 reports)
Boulder
1969–2021 · peak 2013 (9 reports)
Aurora
1962–2021 · peak 2016 (10 reports)
Grand Junction
1989–2022 · peak 2020 (29 reports)
Longmont
1978–2021 · peak 2013 (10 reports)
Littleton
1965–2022 · peak 2002 (7 reports)
Pueblo
1995–2021 · peak 2020 (12 reports)
Lakewood
1969–2022 · peak 2014 (7 reports)
Loveland
1988–2022 · peak 2005 (6 reports)
Arvada
1959–2021 · peak 2016 (8 reports)
Westminster
1971–2021 · peak 2013 (5 reports)
Greeley
1998–2021 · peak 2016 (11 reports)
Thornton
1997–2021 · peak 2015 (5 reports)
Englewood
2001–2020 · peak 2004 (7 reports)
Estes Park
1954–2021 · peak 2019 (12 reports)
Highlands Ranch
1998–2022 · peak 2013 (4 reports)
Golden
1975–2020 · peak 2017 (4 reports)
Broomfield
1998–2020 · peak 2016 (5 reports)
Highlands Ranch · CO, USA
Continuous string of lights moving across the early morning sky from south to north. ((NUFORC Note: "Starlink" satellites? PD))
Calhan · CO, USA
Starfish lighted craft spotted.
Highlands Ranch · CO, USA
My husband was driving eastbound on C470 and I was in the passenger seat. We were nearing Quebec in Highlands Ranch when a bright, sol
Boulder · CO, USA
Husband and myself witnessed a line of star-like lights. ((NUFORC Note: "Starlink" satellites? PD))
Falcon · CO, USA
29 lights appeared one by one from the same point in the early morning sky. ((NUFORC Note: "Starlink" satellites? PD))
Brighton · CO, USA
A number of separate slowly swirling lights what appeared to be disk like.
Castle Rock · CO, USA
Strange lights in CO sky
Colorado Springs · CO, USA
Early in the morning of October 4th 2019 around 4am I was letting my dogs out in the backyard. Per usual I was looking up at the sky wh
Denver · CO, USA
This was over Empower Field. Three lights quickly changing formation in several different sequences
Thornton · CO, USA
I saw the first UFO around 1:00 am, within the next 30 minutes I saw 4 more and one was being trailed by a low flying triangular shaped
Denver · CO, USA
I saw a large triangular shaped craft with no engine sound, no lights, no exhaust trail, cloaking against the night sky over Denver.
Southpark · CO, USA
Cigar shaped craft video taken from plane over southpark, CO
Denver · CO, USA
I saw what looked to be a shooting star, however it was too low to be one. It was probably flying at the same altitude as a plane maybe
Crested Butte · CO, USA
Line formation, roughly 20 objects, at jet altitude or higher, moving west-east, viewed from north.
Pueblo · CO, USA
Orange object, it lasted about 10 minutes hovering slightly going up and down.
Colorado Springs · CO, USA
Multiple Lights moving outside our Colorado house for the 2nd night in a row.
Colorado Springs · CO, USA
Changes shape, rotates, changes colors, does not move the way any airplane moves.
Estes Park · CO, USA
MADAR Node 156
Cortez · CO, USA
Saw triangular-shaped object with flashing lights in the southern sky at Mesa Verde Park at dusk.
Trinidad · CO, USA
On oct 19th 2019 at 10pm I observed a cloaked boomerang shaped object steadily flying across Trinidad Colorado going to the west.it had
Estes Park · CO, USA
MADAR Node 152
Lakewood · CO, USA
A circular bright white light flashing quickly for a mins and then disappears, comes back for few mins and disappears again. Some still
Grand Junction · CO, USA
MADAR Node 75
Estes Park · CO, USA
MADAR Node 152
Loveland · CO, USA
My wife and I were on our back porch facing west over 287 when she pointed out a craft moving at an extreme amount of speed straight ov